Intel Xeon E3 1280 v5 vs Intel Xeon Phi 7120P

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Intel Xeon E3-1280 v5

Intel Xeon Phi 7120P

We compared two server CPUs: Intel Xeon E3 1280 v5 with 4 cores 3.7GHz and Intel Xeon Phi 7120P with 61 cores 1.238GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon E3 1280 v5 's Advantages

Released 2 years and 4 months late

Higher base frequency (3.7GHz vs 1.238GHz)

More modern manufacturing process (14nm vs 22nm)

Lower TDP (80W vs 300W)

Intel Xeon Phi 7120P 's Advantages

Higher specification of memory (4 vs 4)

Score

Intel Xeon E3 1280 v5

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Intel Xeon Phi 7120P

General Parameters

Oct 2015

Release Date

Jun 2013

Intel

Manufacturer

Intel

Server

Type

Server

Skylake-DT

Core Architecture

Knights Corner

Intel Socket 1151

Socket

PCIe x16

N/A

Integrated Graphics

N/A

Xeon E3 (Skylake-DT)

Generation

Xeon Phi (Knights Corner)

Package

1.75 billions

Transistor Count

5 billions

14 nm

Manufacturing Process

22 nm

80 W

Power Consumption

300 W

Intel

Foundry

Intel

122 mm²

Die Size

350 mm²

CPU Performance

3.7 GHz

Performance Core Base Frequency

1.238 GHz

4 GHz

Performance Core Turbo Frequency

1.333 GHz

4

Total Core Count

61

8

Total Thread Count

244

100 MHz

Bus Frequency

100 MHz

37.0

Multiplier

12.0

64 K per core

L1 Cache

32 K per core

256 K per core

L2 Cache

512 K per core

8 MB shared

L3 Cache

-

No

Unlocked Multiplier

No

1

SMP

1

Memory Parameters

DDR4

Memory Types

DDR3,DDR4

2

Max Memory Channels

Yes

ECC Memory Support

Yes

Miscellaneous

3

PCIe Version

-

16

PCIe Lanes

-

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